2011 GMC Sierra vs. 2001 Vauxhall Zafira
To start off, 2011 GMC Sierra is newer by 10 year(s). Which means there will be less support and parts availability for 2001 Vauxhall Zafira. In addition, the cost of maintenance, including insurance, on 2001 Vauxhall Zafira would be higher. At 5,999 cc (8 cylinders), 2011 GMC Sierra is equipped with a bigger engine. In terms of performance, 2011 GMC Sierra (353 HP @ 5400 RPM) has 208 more horse power than 2001 Vauxhall Zafira. (145 HP @ 5800 RPM). In normal driving conditions, 2011 GMC Sierra should accelerate faster than 2001 Vauxhall Zafira. With that said, vehicle weight also plays an important factor in acceleration. 2011 GMC Sierra weights approximately 1015 kg more than 2001 Vauxhall Zafira. So despite on having greater horse power, its additional weight may have an impact towards its acceleration in comparison.
Because 2011 GMC Sierra is four wheel drive (4WD), it will have significant more traction and grip than 2001 Vauxhall Zafira. In wet, icy, snow, or gravel driving conditions, 2011 GMC Sierra will offer significantly more control. With that said, do keep in mind that many other factors such as speed and the wear on your tires can also have significant impact on traction and control. Let's talk about torque, 2011 GMC Sierra (506 Nm @ 4400 RPM) has 302 more torque (in Nm) than 2001 Vauxhall Zafira. (204 Nm @ 4000 RPM). This means 2011 GMC Sierra will have an easier job in driving up hills or pulling heavy equipment than 2001 Vauxhall Zafira.
Compare all specifications:
| 2011 GMC Sierra | 2001 Vauxhall Zafira | |
| Make | GMC | Vauxhall |
| Model | Sierra | Zafira |
| Year Released | 2011 | 2001 |
| Body Type | Pickup | Minivan |
| Engine Position | Front | Front |
| Engine Size | 5999 cc | 2198 cc |
| Engine Cylinders | 8 cylinders | 4 cylinders |
| Engine Type | V | in-line |
| Valves per Cylinder | 2 valves | 4 valves |
| Horse Power | 353 HP | 145 HP |
| Engine RPM | 5400 RPM | 5800 RPM |
| Torque | 506 Nm | 204 Nm |
| Torque RPM | 4400 RPM | 4000 RPM |
| Fuel Type | Gasoline | Gasoline |
| Drive Type | 4WD | Front |
| Transmission Type | Automatic | Automatic |
| Number of Seats | 6 seats | 5 seats |
| Number of Doors | 4 doors | 5 doors |
| Vehicle Weight | 2435 kg | 1420 kg |
| Vehicle Length | 6340 mm | 4320 mm |
| Vehicle Width | 2040 mm | 1750 mm |
| Vehicle Height | 1950 mm | 1690 mm |
| Wheelbase Size | 4010 mm | 2700 mm |
